Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Hazardous Weather Conditions

Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

90°F

32°C

Humidity 35%
Wind Speed NE 1 MPH
Barometer NA
Dewpoint 59°F (15°C)
Visibility NA
Heat Index89°F (32°C)
Last update 13 Jul 09:26 AM PDT
Extended Forecast for

16 Miles W Williams CA

Heat Advisory July 13, 10:31am until July 14, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 10:31am until July 14, 11:00pm

    NOW until 11:00pm Mon

    Heat Advisory

  • Today

    High: 99 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 69. West southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 69 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. North northwest wind 6 to 9 mph becoming southeast in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 66. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. North northwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

Detailed Forecast

Today
Sunny and hot, with a high near 99. Northeast wind 6 to 10 mph becoming southeast in the afternoon.
Tonight
Clear, with a low around 69. West southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Monday
Sunny and hot, with a high near 100. North northwest wind 6 to 9 mph becoming southeast in the afternoon.
Monday Night
Clear, with a low around 66. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 94. North northwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Clear, with a low around 60.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 92.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 94.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Williams CA
 39.17°N 122.43°W (Elev. 1398 ft)
10:21 am PDT Jul 13, 2025
10am PDT Jul 13, 2025-6pm PDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database